[source] musl: update to 1.1.16+ git HEAD 2017-08-30

[LEDE Commits]

blogic pushed a commit to source.git, branch master:
https://git.lede-project.org/c56448e2cf2d365a425c2f0019df9f4368c0b810

commit c56448e2cf2d365a425c2f0019df9f4368c0b810
Author: Koen Vandeputte <koen.vandeputte at ncentric.com>
AuthorDate: Thu Aug 31 13:30:11 2017 +0200

    musl: update to 1.1.16+ git HEAD 2017-08-30
    
    Fixes critical issues for memset() & fflush()
    
    Changes:
    
    5f7efb8 move IPPORT_RESERVED from netdb.h to netinet/in.h
    5f3b652 add powerpc64 and s390x to list of supported archs in INSTALL
    file
    9d4c902 fix undefined behavior in memset due to missing sequence points
    c7f56b4 __init_libc: add fallbacks for __progname setup
    cc08669 add SIOCGSTAMPNS socket ioctl macro to ioctl.h
    02b50c9 fix mips ioctl macros to match linux asm/sockios.h
    670d6d0 fix unsynchronized access to FILE structure in fflush(0)
    
    Tested on cns3xxx & imx6
    
    Signed-off-by: Koen Vandeputte <koen.vandeputte at ncentric.com>
---
 toolchain/musl/common.mk | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/toolchain/musl/common.mk b/toolchain/musl/common.mk
index 0901b81..0a45828 100644
--- a/toolchain/musl/common.mk
+++ b/toolchain/musl/common.mk
@@ -13,8 +13,8 @@ PKG_RELEASE=1
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
-PKG_SOURCE_VERSION:=1698fe6cdcdeaad03aa19a85433d5396ecfc51ef
-PKG_MIRROR_HASH:=f07d14a8a647cf0b2a59cadea013abfc5e2e9eb527891d60b7f8370371ee4a71
+PKG_SOURCE_VERSION:=5f7efb87a28a311ad377dd26adf53715dedb096d
+PKG_MIRROR_HASH:=da18ef24f270e5cae6bc4c440479da17bec1949ae5a1bc990352ca04f24c4378
 PKG_SOURCE_URL:=git://git.musl-libc.org/musl
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.xz